what is a like fraction? greatest common factor? unlike fractions?

2 answers

This site is a useful reference for fractions.

http://www.aaamath.com/fra.html
A fraction is a numerical expression representing a part of a larger whole.

An unlike fraction is a fraction that have different denominators. Example: 3/4 and 2/3 Three-fourths and two-thirds are unlike fractions.

A greatest common factor is the largest number that is a common factor of two or more numbers.

Hope that helps!